com.gitblit.wicket.panels.DropDownMenu.java Source code

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Here is the source code for com.gitblit.wicket.panels.DropDownMenu.java

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/*
 * Copyright 2011 gitblit.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.gitblit.wicket.panels;

import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.markup.repeater.data.DataView;
import org.apache.wicket.markup.repeater.data.ListDataProvider;

import com.gitblit.models.Menu.ExternalLinkMenuItem;
import com.gitblit.models.Menu.MenuDivider;
import com.gitblit.models.Menu.MenuItem;
import com.gitblit.models.Menu.PageLinkMenuItem;
import com.gitblit.models.Menu.ParameterMenuItem;
import com.gitblit.models.NavLink.DropDownMenuNavLink;
import com.gitblit.models.NavLink.DropDownPageMenuNavLink;
import com.gitblit.wicket.WicketUtils;

public class DropDownMenu extends Panel {

    private static final long serialVersionUID = 1L;

    public DropDownMenu(String id, String label, final DropDownPageMenuNavLink menu) {
        super(id);

        add(new Label("label", label).setRenderBodyOnly(true));
        ListDataProvider<MenuItem> items = new ListDataProvider<MenuItem>(menu.menuItems);
        DataView<MenuItem> view = new DataView<MenuItem>("menuItems", items) {
            private static final long serialVersionUID = 1L;

            @Override
            public void populateItem(final Item<MenuItem> item) {
                MenuItem entry = item.getModelObject();
                if (entry instanceof PageLinkMenuItem) {
                    // link to another Wicket page
                    PageLinkMenuItem pageLink = (PageLinkMenuItem) entry;
                    item.add(new LinkPanel("menuItem", null, null, pageLink.toString(), pageLink.getPageClass(),
                            pageLink.getPageParameters(), false).setRenderBodyOnly(true));
                } else if (entry instanceof ExternalLinkMenuItem) {
                    // link to a specified href
                    ExternalLinkMenuItem extLink = (ExternalLinkMenuItem) entry;
                    item.add(new LinkPanel("menuItem", null, extLink.toString(), extLink.getHref(),
                            extLink.openInNewWindow()).setRenderBodyOnly(true));
                } else if (entry instanceof MenuDivider) {
                    // divider
                    item.add(new Label("menuItem").setRenderBodyOnly(true));
                    WicketUtils.setCssClass(item, "divider");
                } else {
                    ParameterMenuItem parameter = (ParameterMenuItem) entry;
                    // parameter link for the current page
                    String icon = null;
                    if (parameter.isSelected()) {
                        icon = "icon-ok";
                    } else {
                        icon = "icon-ok-white";
                    }
                    item.add(new LinkPanel("menuItem", icon, null, entry.toString(), menu.pageClass,
                            parameter.getPageParameters(), false).setRenderBodyOnly(true));
                }
            }
        };
        add(view);
        setRenderBodyOnly(true);
    }

    public DropDownMenu(String id, String label, final DropDownMenuNavLink menu) {
        super(id);

        add(new Label("label", label).setRenderBodyOnly(true));
        ListDataProvider<MenuItem> items = new ListDataProvider<MenuItem>(menu.menuItems);
        DataView<MenuItem> view = new DataView<MenuItem>("menuItems", items) {
            private static final long serialVersionUID = 1L;

            @Override
            public void populateItem(final Item<MenuItem> item) {
                MenuItem entry = item.getModelObject();
                if (entry instanceof PageLinkMenuItem) {
                    // link to another Wicket page
                    PageLinkMenuItem pageLink = (PageLinkMenuItem) entry;
                    item.add(new LinkPanel("menuItem", null, null, pageLink.toString(), pageLink.getPageClass(),
                            pageLink.getPageParameters(), false).setRenderBodyOnly(true));
                } else if (entry instanceof ExternalLinkMenuItem) {
                    // link to a specified href
                    ExternalLinkMenuItem extLink = (ExternalLinkMenuItem) entry;
                    item.add(new LinkPanel("menuItem", null, extLink.toString(), extLink.getHref(),
                            extLink.openInNewWindow()).setRenderBodyOnly(true));
                } else if (entry instanceof MenuDivider) {
                    // divider
                    item.add(new Label("menuItem").setRenderBodyOnly(true));
                    WicketUtils.setCssClass(item, "divider");
                } else {
                    throw new IllegalArgumentException(
                            String.format("Unexpected menuitem type %s", entry.getClass().getSimpleName()));
                }
            }
        };
        add(view);
        setRenderBodyOnly(true);
    }
}